Specifications

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Cisco IGX 8400 Series Provisioning Guide, Release 9.3.3 and Later Releases
OL-1166-04
Chapter 2 Cisco IGX 8400 Series Cards
Channelized Voice Module
• Automatic local loopback testing in response to specific line alarm states
• Reporting of E1 line event information (for events such as frame loss, loss of signal, bipolar
violations, and frame errors) to the CVM front card
• Support for normal clocking and loop timing
See Figure 2-21 for a description of the BC-E1 back card faceplate. The BC-E1 back card has an
additional multiframe alignment LED. See Table 2-31 for details.
Figure 2-21 BC-E1 Faceplate
Table 2-31 BC-E1 Multiframe Alignment LED
Multiframe Alignment LED Color Meaning
Red The line has a local loss of multiframe alignment.
Yellow The line has a loss of multiframe alignment at the remote end.
BC-E1
Fail (red)
Active (green)
RX
RX/TX
TX
H8317
LOS (red)
Red alarm (red)
Yellow alarm (yellow)
AIS (green)
MFRA (red)
MFYA (yellow)